Welcome back to Get Fit Guy.

I'm your host, Dr. Jonathan Sue.

Every week, I'll share science-backed tips to help you get fit, stay fit, and optimize performance.

Spring has finally arrived and daylight saving time has begun, which means warmer weather,

at least where I live in California, and later sunsets. I'm super excited about the arrival of spring

because it means more time to enjoy outdoor activities with my family even after work on weekdays.

If you've been walking or running indoors on a treadmill for most of the winter because it's been cold outside

or because it got dark too early, spring also means that you can finally start exercising outdoors.

There's nothing like taking in the scenery and fresh air on a nice walk or run on a beautiful day.

Walking and running are two of the most popular forms of exercise worldwide,

so it's no surprise that I've been getting a lot of questions recently

about the difference between walking or running over ground versus on a treadmill.

Is one better than the other?

If you tuned in to last week's episode on whether dumbbells, barbells, machines, or resistance

bands are better for strength training, you know that my answer to these types of questions

is almost always, it depends.

Anyone who has spent time walking or running overground and on a treadmill will tell you

that there's a real difference between the two.

Walking or running on a treadmill is often easier than overground as a result of two

important factors, treadmill momentum and uneven terrain.

Don't worry if this is unfamiliar to you, because I'll explain it in a moment.

Even though overground walking or running is often more challenging, whether it's better than

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